<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>九九乘法表</title>
    <style>
        td{
            border: 3px solid maroon;
            padding: 20px 30px;
        }
        table{
            border-collapse: collapse;
        }
        body{
            color: magenta;
            font-weight: bold;
            font-family: 黑体;
        }
    </style>
</head>
<body>

<script>

    document.write("<table>");
    for (var i = 1;i<=9;i++){
        document.write("<tr>");
        for (var j =1;j<=i;j++){
            document.write("<td>");
            document.write(j + "*" + i + "=" + j *i );
            document.write("</td>");
        }
        document.write("</tr>")
    }
    document.write("</table>");

</script>
</body>
</html>